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Petri Givolacuo (1)
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Phelps-Hendrickson Co. (1)
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Philip M. Shockley (3)
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Philip W. Foster (3)
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Philippe Buache (1)
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Phillips & Hunt (8)
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Phosphate fields, Natural resources, Railway transportation, River transportation, Hard rock, Plate rock, Composite, Land pebble, River pebble, Soft phosphate, Topography (1)
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Phytogeography (1)
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Pictorial map (37)
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Pictorial maps (1)
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Pictorial representations of the eras under which the five flags flew. (1)
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Pierre Du Val (2)
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Pierre Mariette (1)
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Pierre Mortier (2)
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Pierre vander Aa (1)
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Pierre VanderAa (1)
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Pierre-Francois Giffart (1)
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Piers Anthony (1)
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Pieter van der Aa (3)
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Pieter Vander AA (2)
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